16628975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3557}}^1$

素因数の和:3595

約数の個数: 24

約数和(自身を含む): 23824368

約数和(自身を除く): 7195393

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 3557, 4675, 17785, 39127, 60469, 88925, 195635, 302345, 665159, 978175, 1511725, 3325795, 16628975]

約数ペア:

[(1, 16628975), (5, 3325795), (11, 1511725), (17, 978175), (25, 665159), (55, 302345), (85, 195635), (187, 88925), (275, 60469), (425, 39127), (935, 17785), (3557, 4675)]